Broadcom BCM94331PCIEBT4

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Broadcom BCM94331PCIE BT4 (CAX)

FCC approval date: 22 January 2011
EAN: 111516132420 (UPC DB, On eBay)
Country of manuf.: China

Amazon image

B00PLG1JQC (Flag of the United States.svg, On Amazon, On CCC)
B01N79OPD2 (Flag of the United States.svg, On Amazon, On CCC)
B00DDA5SK6 (Flag of the United States.svg, On Amazon, On CCC)
multiple revisions of this device, use caution

Interface: PCIe (non-standard connector)

ID: 14e4:4331 (7 addl. devices) SS: 106b:00d6
Windows: PCI\VEN_14E4&DEV_4331&SUBSYS_00D6106B


WI1 chip1: Broadcom BCM4331

Probable Linux driver
should work with Broadcom's latest wl driver is now available on Broadcom's site is available in...
Alberto Milone's Broadcom testing PPA or the broadcom-wl packages (w/ dkms or w/ no dkms) in the Arch AUR

.. or, alternatively, b43 (in backports, k3.2+)
PCI ID not yet observed in any mainline kernel /
this list (note: outdated)

(see also passys)

Antenna connector: U.FL

abgn, 3x3:3

Flags: bluetooth

OUI: none specified

For a list of all currently documented Broadcom chipsets with specifications, see Broadcom.

WLAN+Bluetooth Wi-Fi Airport Combo Card

SS: 106b:00d6, 106b:00f5
Broadcom BCM94331PCIEBT4 (AX/CAX)

3x3:3 MIMO (assumed) + BCM2070 on-board for bluetooth

Per a C2PC made 01/17/2013, this device is used

(or will be) in the Apple A1278, A1286, and A1297.
(MC700LL/A, MC724LL/A, MD313LL/A, MD314LL/A)
(MD313LL/A, MC024LL/A, MC371LL/A, MC372LL/A, MC373LL/A)

Compatible Model

Macbook Pro Unibody A1278, A1286, A1297:

  • MacBook Pro 13" (Early 2011, Late 2011)
  • MacBook Pro 15" (Early 2011, Late 2011)
  • MacBook Pro 17" (Early 2011, Late 2011)

MacBook Pro 9,2" (Mid 2012) (MD101LL/A, MD102LL/A)